McAfee can appear on computers without user consent, often pre-installed on new laptops or bundled with other software. To uninstall McAfee on Windows 10 or 11, users can access the Settings app or Control Panel to remove it. For Mac users, the McAfee Total Protection Uninstaller can be used, but some residual files may need to be deleted manually. If standard uninstallation methods fail, the MCPR removal tool can be used to thoroughly clean up remnants of the software. Uninstalling McAfee is generally not detrimental, as many users prefer alternative antivirus solutions or rely on built-in protections provided by their operating systems.